550066141 has 2 divisors, whose sum is σ = 550066142. Its totient is φ = 550066140.

The previous prime is 550066123. The next prime is 550066151. The reversal of 550066141 is 141660055.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 520798041 + 29268100 = 22821^2 + 5410^2 .

It is a cyclic number.

It is not a de Polignac number, because 550066141 - 2¹⁵ = 550033373 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (550066151) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 275033070 + 275033071.

It is an arithmetic number, because the mean of its divisors is an integer number (275033071).

Almost surely, 2^550066141 is an apocalyptic number.

It is an amenable number.

550066141 is a deficient number, since it is larger than the sum of its proper divisors (1).

550066141 is an equidigital number, since it uses as much as digits as its factorization.

550066141 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3600, while the sum is 28.

The square root of 550066141 is about 23453.4888875834. The cubic root of 550066141 is about 819.3541121498.

The spelling of 550066141 in words is "five hundred fifty million, sixty-six thousand, one hundred forty-one".